pH in the mid and distal colon and in the stool before and during treatment with wheat bran, senna and loperamide
| Before | During | Difference | 95% CI | p Value | |||
| Mid colon | |||||||
| Wheat bran | 6.83 | (0.39) | 6.59 | (0.48) | −0.24 | −0.57 to 0.09 | 0.140 |
| Senna | 6.85 | (0.48) | 6.39 | (0.48) | −0.46 | −0.87 to −0.04 | 0.035 |
| Loperamide | 6.89 | (0.46) | 6.96 | (0.39) | 0.07 | −0.31 to 0.44 | 0.700 |
| Distal colon | |||||||
| Wheat bran | 7.08 | (0.47) | 6.88 | (0.43) | −0.20 | −0.38 to −0.02 | 0.033 |
| Senna | 7.14 | (0.52) | 6.66 | (0.48) | −0.48 | −0.93 to −0.03 | 0.039 |
| Loperamide | 7.11 | (0.25) | 7.15 | (0.37) | 0.04 | −0.29 to 0.37 | 0.800 |
| Stool | |||||||
| Wheat bran | 6.82 | (0.73) | 6.80 | (0.52) | −0.03 | −0.52 to 0.47 | 0.910 |
| Senna | 6.99 | (0.67) | 6.70 | (0.35) | −0.29 | −0.76 to 0.18 | 0.210 |
| Loperamide | 6.89 | (0.42) | 7.22 | (0.53) | 0.32 | −0.20 to 0.84 | 0.200 |
Results expressed as mean (SD).